1. Department of Telecommunications Engineering, Fluminense Federal University, Niterói, Brazil
2. Department of Electrical Engineering, Federal University of Juiz de Fora, Juiz de Fora, Brazil
3. Institute of Science, Technology and Innovation of São Sebastião do Paraíso, Federal University of Lavras, Lavras, Brazil
4. COPELABS, Lusófona University, Lisbon, Portugal
5. Department of Electrical and Computer Engineering, Princeton University, Princeton, NJ, USA